Home / 571,966.92-857,956.50-172,611.27

Finding the Fourth Proportional to 571,966.92, 857,956.50 and 172,611.27

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Solution

The fourth proportional to 571,966.92, 857,956.50 and 172,611.27 is: 258,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,966.92 : 857,956.50 = 172,611.27 : x
  2. Step 2: Convert to fraction form
    571,966.92/857,956.50 = 172,611.27/x
  3. Step 3: Cross multiply
    571,966.92x = 857,956.50 × 172,611.27
  4. Step 4: Simplify right side
    571,966.92x = 148,092,961,069.76
  5. Step 5: Solve for x
    x = 148,092,961,069.76/571,966.92
  6. Step 6: Final answer
    x = 258,918.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.